CVE-2024-26647

drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()'

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fix late derefrence 'dsc' check in 'link_set_dsc_pps_packet()' In link_set_dsc_pps_packet(), 'struct display_stream_compressor *dsc' was dereferenced in a DC_LOGGER_INIT(dsc->ctx->logger); before the 'dsc' NULL pointer check. Fixes the below: drivers/gpu/drm/amd/amdgpu/../display/dc/link/link_dpms.c:905 link_set_dsc_pps_packet() warn: variable dereferenced before check 'dsc' (see line 903)

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.01%
Affected: Linux Linux
Affected: Linux Linux
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/stable/c/6aa5ede6665122f4c8abce3c6eba06b49e54d25c patch
https://git.kernel.org/stable/c/cf656fc7276e5b3709a81bc9d9639459be2b2647 patch
https://git.kernel.org/stable/c/3bb9b1f958c3d986ed90a3ff009f1e77e9553207 patch

Frequently Asked Questions

What is the severity of CVE-2024-26647?
CVE-2024-26647 has been scored as a medium severity vulnerability.
How to fix CVE-2024-26647?
To fix CVE-2024-26647, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2024-26647 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-26647 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-26647?
CVE-2024-26647 affects Linux Linux, Linux Linux.
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